缓存,系统,网站,解决方案,梦想,Today, the site dedecms (DeDeCMS) background of the total problem, is the new page, generating static page, open the page blank, what did not.The problem is reacted to web space technology to …
键值,几种方法,电脑软件,MySQL,首先设置2个测试表,并在id列上创建唯一的约束。 MySQL >创建表test1(ID int,NAME varchar(5),int类型,主键); 查询OK,0行受影响(0.01秒) MySQL >创建表test2(ID int,NAME varchar(5),int类型,主键); 查询OK,0行受影响(0.01秒) MySQL …